Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-23-009020-index-headers.html | 2023-05-10 12:41:36 | |
| 0001558370-23-009020-index.html | 2023-05-10 12:41:36 | |
| 0001558370-23-009020.txt | 2023-05-10 12:41:36 | |
 0001558370-23-009020-xbrl.zip | 436397 | 2023-05-10 12:41:36 |
| ffic-20230331.xsd | 83898 | 2023-05-10 12:41:36 |
| ffic-20230331x10q.htm | 5177149 | 2023-05-10 12:41:36 |
| ffic-20230331x10q_htm.xml | 7048807 | 2023-05-10 12:41:36 |
| ffic-20230331xex31d1.htm | 9940 | 2023-05-10 12:41:36 |
| ffic-20230331xex31d2.htm | 10823 | 2023-05-10 12:41:36 |
| ffic-20230331xex32d1.htm | 6742 | 2023-05-10 12:41:36 |
| ffic-20230331xex32d2.htm | 7856 | 2023-05-10 12:41:36 |
| ffic-20230331_cal.xml | 71074 | 2023-05-10 12:41:36 |
| ffic-20230331_def.xml | 452274 | 2023-05-10 12:41:36 |
| ffic-20230331_lab.xml | 684653 | 2023-05-10 12:41:36 |
| ffic-20230331_pre.xml | 634242 | 2023-05-10 12:41:36 |
| FilingSummary.xml | 52718 | 2023-05-10 12:41:36 |
| Financial_Report.xlsx | 147365 | 2023-05-10 12:41:36 |
| MetaLinks.json | 1008570 | 2023-05-10 12:41:36 |
| R1.htm | 51563 | 2023-05-10 12:41:36 |
| R10.htm | 8413 | 2023-05-10 12:41:36 |
| R11.htm | 5066 | 2023-05-10 12:41:36 |
| R12.htm | 29617 | 2023-05-10 12:41:36 |
| R13.htm | 508958 | 2023-05-10 12:41:36 |
| R14.htm | 800209 | 2023-05-10 12:41:36 |
| R15.htm | 25992 | 2023-05-10 12:41:36 |
| R16.htm | 75899 | 2023-05-10 12:41:36 |
| R17.htm | 50358 | 2023-05-10 12:41:36 |
| R18.htm | 51177 | 2023-05-10 12:41:36 |
| R19.htm | 557017 | 2023-05-10 12:41:36 |
| R2.htm | 110384 | 2023-05-10 12:41:36 |
| R20.htm | 232687 | 2023-05-10 12:41:36 |
| R21.htm | 168328 | 2023-05-10 12:41:36 |
| R22.htm | 144678 | 2023-05-10 12:41:36 |
| R23.htm | 21915 | 2023-05-10 12:41:36 |
| R24.htm | 28412 | 2023-05-10 12:41:36 |
| R25.htm | 509277 | 2023-05-10 12:41:36 |
| R26.htm | 929346 | 2023-05-10 12:41:36 |
| R27.htm | 24976 | 2023-05-10 12:41:36 |
| R28.htm | 72913 | 2023-05-10 12:41:36 |
| R29.htm | 46439 | 2023-05-10 12:41:36 |
| R3.htm | 32227 | 2023-05-10 12:41:36 |
| R30.htm | 46211 | 2023-05-10 12:41:36 |
| R31.htm | 558564 | 2023-05-10 12:41:36 |
| R32.htm | 235366 | 2023-05-10 12:41:36 |
| R33.htm | 168802 | 2023-05-10 12:41:36 |
| R34.htm | 142337 | 2023-05-10 12:41:36 |
| R35.htm | 5579 | 2023-05-10 12:41:36 |
| R36.htm | 33997 | 2023-05-10 12:41:36 |
| R37.htm | 4905 | 2023-05-10 12:41:36 |
| R38.htm | 13557 | 2023-05-10 12:41:36 |
| R39.htm | 70002 | 2023-05-10 12:41:36 |
| R4.htm | 111006 | 2023-05-10 12:41:36 |
| R40.htm | 56658 | 2023-05-10 12:41:36 |
| R41.htm | 89231 | 2023-05-10 12:41:36 |
| R42.htm | 8068 | 2023-05-10 12:41:36 |
| R43.htm | 43226 | 2023-05-10 12:41:36 |
| R44.htm | 22678 | 2023-05-10 12:41:36 |
| R45.htm | 13517 | 2023-05-10 12:41:36 |
| R46.htm | 26352 | 2023-05-10 12:41:36 |
| R47.htm | 8786 | 2023-05-10 12:41:36 |
| R48.htm | 12012 | 2023-05-10 12:41:36 |
| R49.htm | 10912 | 2023-05-10 12:41:36 |
| R5.htm | 38948 | 2023-05-10 12:41:36 |
| R50.htm | 56495 | 2023-05-10 12:41:36 |
| R51.htm | 31790 | 2023-05-10 12:41:36 |
| R52.htm | 30813 | 2023-05-10 12:41:36 |
| R53.htm | 156661 | 2023-05-10 12:41:36 |
| R54.htm | 32394 | 2023-05-10 12:41:36 |
| R55.htm | 11453 | 2023-05-10 12:41:36 |
| R56.htm | 12996 | 2023-05-10 12:41:36 |
| R57.htm | 13389 | 2023-05-10 12:41:36 |
| R58.htm | 26307 | 2023-05-10 12:41:36 |
| R59.htm | 20372 | 2023-05-10 12:41:36 |
| R6.htm | 14386 | 2023-05-10 12:41:36 |
| R60.htm | 33831 | 2023-05-10 12:41:36 |
| R61.htm | 32309 | 2023-05-10 12:41:36 |
| R62.htm | 19561 | 2023-05-10 12:41:36 |
| R63.htm | 13280 | 2023-05-10 12:41:36 |
| R64.htm | 25876 | 2023-05-10 12:41:36 |
| R65.htm | 16475 | 2023-05-10 12:41:36 |
| R66.htm | 13206 | 2023-05-10 12:41:36 |
| R67.htm | 40632 | 2023-05-10 12:41:36 |
| R68.htm | 18821 | 2023-05-10 12:41:36 |
| R69.htm | 16881 | 2023-05-10 12:41:36 |
| R7.htm | 104861 | 2023-05-10 12:41:36 |
| R70.htm | 7609 | 2023-05-10 12:41:36 |
| R71.htm | 22685 | 2023-05-10 12:41:36 |
| R72.htm | 55961 | 2023-05-10 12:41:36 |
| R73.htm | 32629 | 2023-05-10 12:41:36 |
| R74.htm | 21074 | 2023-05-10 12:41:36 |
| R75.htm | 20405 | 2023-05-10 12:41:36 |
| R76.htm | 17144 | 2023-05-10 12:41:36 |
| R77.htm | 29798 | 2023-05-10 12:41:36 |
| R78.htm | 33517 | 2023-05-10 12:41:36 |
| R79.htm | 44671 | 2023-05-10 12:41:36 |
| R8.htm | 55881 | 2023-05-10 12:41:36 |
| R80.htm | 5357 | 2023-05-10 12:41:36 |
| R81.htm | 66280 | 2023-05-10 12:41:36 |
| R9.htm | 4480 | 2023-05-10 12:41:36 |
| report.css | 2767 | 2023-05-10 12:41:36 |
| Show.js | 1085 | 2023-05-10 12:41:36 |